CN108761991A - A kind of projection Rimless display screen and electronic device - Google Patents

Abstract

The invention discloses a projection type frameless display screen and an electronic device. Wherein, the display screen includes: a transparent screen, a projection surface, a liquid crystal screen, a lens, an LED lamp, and a casing, the projection surface is embedded between the transparent screens, the liquid crystal screen is located on one side of the transparent screen, and the lens is installed Between the liquid crystal screen and the projection surface, the slope of the projection surface faces the liquid crystal screen at a fixed angle, the LED light is located at the back of the liquid crystal screen, and the liquid crystal screen and the LED light are placed together in the casing. Through the above method, the purpose of borderless display can be achieved by transferring the LCD screen to a borderless projection surface, and the entire display screen area can be a visible area, and there is no border around the display screen, thereby realizing borderless display.

Description

A projection type borderless display screen and electronic device

technical field

The invention relates to the field of display technology, in particular to a projection type frameless display screen and an electronic device.

Background technique

Please refer to FIG. 1 and FIG. 2 , FIG. 1 is a schematic diagram of an embodiment of a conventional liquid crystal display, and FIG. 2 is a schematic structural diagram of an embodiment of a conventional liquid crystal display. As shown in Figure 1 and Figure 2, most of the existing liquid crystal display screens have wider frames, and the width of the frame is mainly determined by the ink area of TP (Touch Panel, touch panel) and the available area of LCD (Liquid Crystal Display, liquid crystal display). The viewport determines. Because of the wiring of the LCD liquid crystal display, the width from the AA area (active-area, the effective display area is the viewing area) to the edge of the glass cannot be eliminated, and the LCD liquid crystal display must have a certain frame for routing. Wire. The function of the ink area of the TP touch panel is to block the non-display area of the LCD screen below and the light leaking from the surrounding area. From the above, it can be seen that the existing design scheme of LCD liquid crystal display cannot achieve borderless design and display without borders.

Contents of the invention

In view of this, the purpose of the present invention is to provide a projected borderless display screen and electronic device, which can realize the entire display screen area is a visible area, and there is no border around the display screen to realize borderless display.

According to one aspect of the present invention, there is provided a projection type borderless display screen, comprising:

Transparent screens, projection surfaces, LCD screens, lenses, LED lights, casings;

The projection surface is embedded between the transparent screens, the liquid crystal screen is located on one side of the transparent screen, the lens is located between the projection surface and the liquid crystal screen, and the slope of the projection surface is fixed to the liquid crystal screen. Angle, the LED light is located at the back of the LCD screen, and the LCD screen and the LED light are placed together in the casing.

Wherein, the material of the transparent screen includes transparent glass or transparent polyester materials.

Wherein, the transparent screen is assembled from two pieces of wedge-shaped transparent material, or a single piece of transparent material.

Wherein, the projection surface has no frame.

Wherein, the projection surface includes a plane or a curved surface.

Wherein, the surface of the projection plane has a fine particle structure.

Wherein, the material of the tiny particles on the surface of the projection surface includes opaque white or colorless transparent material.

Wherein, the fine particle structure on the surface of the projection surface includes a coating with a thickness of more than 100 microns.

Wherein, the projection type borderless display screen includes a side transmission projection type borderless display screen.

According to another aspect of the present invention, an electronic device is provided, including a main body and a projected frameless display screen installed on the body, and the projected frameless display screen is the projected frameless display screen described in any one of the above items. Bezel display.

It can be found that, in the above solution, the projected borderless display screen can achieve the purpose of borderless display by transferring the LCD screen to the borderless projection surface, and can realize that the entire display screen area is a visible area, and there is no border around the display screen. Border, to achieve borderless display.

Description of drawings

Fig. 1 is the schematic diagram of an embodiment of existing liquid crystal display screen;

Fig. 2 is a structural schematic diagram of an embodiment of an existing liquid crystal display;

Fig. 3 is a schematic structural view of an embodiment of a projected borderless display screen of the present invention;

Fig. 4 is a schematic diagram of an example of the working principle of an embodiment of the projection type borderless display screen of the present invention;

Fig. 5 is a schematic diagram of an example of a transparent screen assembled from two wedge-shaped transparent materials in an embodiment of the projection type borderless display screen of the present invention;

Fig. 6 is a schematic diagram of an example in which the projection surface is a plane in an embodiment of the projection type borderless display screen of the present invention;

Fig. 7 is a schematic diagram of an example in which the projection surface is a curved surface in an embodiment of the projection type borderless display screen of the present invention;

Fig. 8 is a schematic diagram of an example of a projection surface with a micro-particle structure in an embodiment of the projection type borderless display screen of the present invention;

FIG. 9 is a schematic structural diagram of an embodiment of the electronic device of the present invention.

Detailed ways

The present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments. In particular, the following examples are only used to illustrate the present invention, but not to limit the scope of the present invention. Likewise, the following embodiments are only some but not all embodiments of the present invention, and all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

The present invention provides a projected borderless display screen. The entire display screen area of the projected borderless display screen is a visible area, and there is no border around the display screen to realize borderless display.

Please refer to FIG. 3 . FIG. 3 is a schematic structural diagram of an embodiment of a projected borderless display screen according to the present invention. As shown in Figure 3, the projected frameless display screen 30 includes:

Transparent screen 31, projection surface 32, liquid crystal screen 33, LED (Light Emitting Diode, light emitting diode) lamp 34, casing 35, lens 36;

The projection surface 32 is embedded between the transparent screens 31, the liquid crystal screen 33 is located on one side of the transparent screen 31, a lens 36 is installed between the liquid crystal screen 33 and the transparent screen 31, the slope of the projection surface 32 faces the liquid crystal screen 33 at a fixed angle, and the LED lights Located on the back of the liquid crystal screen 33 , the liquid crystal screen 33 and the LED light 34 are placed together in the casing 35 .

In this embodiment, the projected borderless display screen 30 can be used in display screens of electronic devices such as televisions, computers, e-readers, smart watches, and smart phones.

Please refer to FIG. 4 . FIG. 4 is a schematic diagram of an example of the working principle of an embodiment of the projection type borderless display screen of the present invention. As shown in FIG. 4 , the working principle of an embodiment of the projected borderless display screen of the present invention includes that the purpose of borderless display can be achieved by transferring the LCD screen to a borderless projection surface, including:

1. The LED lamp 34 provides a light source to emit strong light.

2. The strong light emitted by the LED lamp 34 passes through the liquid crystal screen 33 and the lens 36 and shoots to the projection surface 32 , projecting the picture presented on the liquid crystal screen 33 onto the projection surface 32 .

3. The projection surface 32 diffusely reflects the picture to the observer in front of the display screen.

Optionally, the material of the transparent screen 31 may be transparent glass or transparent polyester material, such as PMMA (polymethyl methacrylate), PC (Polycarbonate, polycarbonate), which is not limited in the present invention.

Optionally, the transparent screen 31 may be assembled from two wedge-shaped transparent materials, or may be a single piece of transparent material, which is not limited in the present invention. Please refer to Fig. 5. Fig. 5 is a schematic diagram of an example of a transparent screen assembled from two wedge-shaped transparent materials in an embodiment of the projection type borderless display screen of the present invention. As shown in Fig. 5, one wedge-shaped transparent material A and the other Two pieces of wedge-shaped transparent materials B are combined to form the transparent screen 31 of the present invention.

Optionally, the projection surface 32 may be borderless.

Optionally, the projection surface 32 may be a plane or a curved surface, which is not limited in the present invention. Please refer to Fig. 6 and Fig. 7, Fig. 6 is a schematic diagram of an example of a projection surface in an embodiment of the projection type borderless display screen of the present invention is a plane, and Fig. 7 is a schematic diagram of an example of a projection type borderless display screen in an embodiment of the present invention. A schematic diagram of an example of a curved surface, as shown in Figure 6, the projection surface in an embodiment of the projected frameless display screen of the present invention is a plane, as shown in Figure 7, the projected frameless display screen in an embodiment of the present invention The projection surface is a curved surface.

Optionally, the surface of the projection surface 32 has a fine particle structure, etc., which is not limited in the present invention. Please refer to FIG. 8 . FIG. 8 is a schematic diagram of an example of a projection surface having a fine particle structure in an embodiment of the projection type borderless display screen of the present invention. As shown in FIG. 8 , the projection surface has a fine particle structure.

Optionally, the tiny particles on the surface of the projection surface 32 are opaque white or colorless and transparent materials, such as PS (Polystyrene, polystyrene) is a colorless and transparent heat-shrinkable plastic, which is not limited in the present invention.

Optionally, the surface of the projection surface 32 has a fine particle structure including a coating with a thickness of more than 100 μm (micrometer).

Optionally, the projection type borderless display screen 30 of the present invention may be a side transmission projection type borderless display screen.

It can be found that in this embodiment, the projected borderless display screen can achieve the purpose of borderless display by transferring the LCD screen to a borderless projection surface, and can realize that the entire display screen area is a visible area, displaying There are no borders around the screen for a borderless display.

The present invention also provides an electronic device. The entire display screen area of the electronic device is a visible area, and there is no frame around the display screen, thereby realizing frameless display.

Please refer to FIG. 9 . FIG. 9 is a schematic structural diagram of an embodiment of the electronic device of the present invention. As shown in FIG. 9 , the electronic device 90 includes a main body 91 and a projected borderless display screen 92 installed on the main body 91 . The projected borderless display screen 92 is the projected borderless display screen 30 in the above-mentioned embodiment.

It can be found that, in this embodiment, the electronic device includes a main body and a projected borderless display screen installed on the main body, and the projected borderless display screen can achieve The purpose of borderless display is to realize that the entire display screen area is a visible area, and there is no border around the display screen to realize borderless display.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still belong to the technology of the present invention. within the scope of the program.

After reading this description, those skilled in the art can easily see that the present invention is formed by the combination of prior art, and some of these prior art constituting each part of the present invention are described in detail here, and some are for the sake of brevity of description. It is not described in detail, but those skilled in the art will know what they say after reading the instruction manual. Moreover, it is not difficult for those skilled in the art to see that the combination of these prior arts to form the present invention involves a lot of creative work, and is the crystallization of the inventor's many years of theoretical analysis and a large number of experiments. Those skilled in the art can also see from the specification that each technical solution disclosed here and any combination of various features is a part of the present invention.

The above descriptions are only part of the embodiments of the present invention, and are not intended to limit the protection scope of the present invention. Any equivalent device or equivalent process conversion made by using the description of the present invention and the contents of the accompanying drawings, or directly or indirectly used in other related All technical fields are equally included in the scope of patent protection of the present invention.

Claims (10)

1. A projection type borderless display screen, characterized in that it comprises: Transparent screens, projection surfaces, LCD screens, lenses, LED lights, casings; The projection surface is embedded between the transparent screens, the liquid crystal screen is located on one side of the transparent screen, the lens is located between the projection surface and the liquid crystal screen, and the slope of the projection surface is fixed to the liquid crystal screen. Angle, the LED light is located at the back of the LCD screen, and the LCD screen and the LED light are placed together in the casing. 2. The projected borderless display screen according to claim 1, wherein the transparent screen is made of transparent glass or transparent polyester material. 3. The projected borderless display screen according to claim 1, wherein the transparent screen is assembled from two pieces of wedge-shaped transparent material, or a single piece of transparent material. 4. The projected frameless display screen according to claim 1, wherein the projection surface has no frame. 5. The projection type borderless display screen according to claim 4, wherein the projection surface comprises a plane or a curved surface. 6. The projection type borderless display screen according to claim 5, characterized in that, the surface of the projection surface has a fine particle structure. 7. The projection type borderless display screen according to claim 6, wherein the material of the tiny particles on the surface of the projection surface comprises opaque white or colorless transparent material. 8 . The projection type borderless display screen according to claim 6 , wherein the thickness of the tiny particle structure including the coating on the surface of the projection surface is more than 100 microns. 9. The projected borderless display screen according to any one of claims 1 to 8, wherein the projected borderless display screen comprises a side transmission projected borderless display screen. 10. An electronic device, characterized in that it comprises a main body and a projected frameless display screen installed on the body, and the projected frameless display screen is the one described in any one of claims 1 to 9 Projected borderless display.